Home / 38,705.83-53,430.38-26,147.59

Finding the Fourth Proportional to 38,705.83, 53,430.38 and 26,147.59

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Solution

The fourth proportional to 38,705.83, 53,430.38 and 26,147.59 is: 36,094.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,705.83 : 53,430.38 = 26,147.59 : x
  2. Step 2: Convert to fraction form
    38,705.83/53,430.38 = 26,147.59/x
  3. Step 3: Cross multiply
    38,705.83x = 53,430.38 × 26,147.59
  4. Step 4: Simplify right side
    38,705.83x = 1,397,075,669.78
  5. Step 5: Solve for x
    x = 1,397,075,669.78/38,705.83
  6. Step 6: Final answer
    x = 36,094.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.